Description

Hydrofluoric acid is a solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns. Hf is one of the strongest inorganic acids, is used mainly for industrial purposes (eg, glass etching, metal cleaning, electronics manufacturing). Hydrofluoric acid also may be found in home rust removers.

Technical Bulletin

CAS NUMBER  7664-39-3

Also  complies with BS 6376 : PART 2 : 1984 ( ISO 6353 /2-1983 )

HAZARD : Toxic by inhalation , corrosive to skin and mucous membranes .

TLV : Ceiling  3  ppm.

Label

Hydrofluoric acid is a solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns. Hf is one of the strongest inorganic acids, is used mainly for industrial purposes (eg, glass etching, metal cleaning, electronics manufacturing). Hydrofluoric acid also may be found in home rust removers.
Severe burns occur after exposure of concentrated (ie, 50% or stronger solution) hydrofluoric acid to 1% or more body surface area (BSA), exposure to hydrofluoric acid of any concentration to 5%

LABEL PROPERTY

product propertyes
Odour: Odourless
– Appearance: Clear Liquid, pale yellow, soluble in water
– pH 10.5 – 11.5 at 0.1 % concentration
– Boiling point >100 °C at 760 mm /Hg
– Vapour pressure – not known
– Freezing point <0 °C at 760 mm/Hg - Completely soluble in water - Specific gravity (water=1) 1.07 - Non combustible